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Server polling with AngularJS
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answered Dec 2 '12 at 17:04
abhagaabhaga
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How to scroll HTML page to given anchor?
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answered Jul 2 '10 at 6:25
Dean HardingDean Harding
65.8k1010 gold badges127127 silver badges172172 bronze badges
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Breaking loop when “warnings()” appear in R
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152
You can turn warnings into errors with:
options(warn=2)
Unlike warnings, errors will interrup...
How to calculate percentage with a SQL statement
...tains users & their grades. For simplicity's sake, lets just say there are 2 columns - name & grade . So a typical row would be Name: "John Doe", Grade:"A".
...
Transform DateTime into simple Date in Ruby on Rails
...ew.to_date
NoMethodError: undefined method 'to_date' for #<DateTime: -1/2,0,2299161>
from (irb):1
>> require 'active_support/core_ext'
=> true
>> DateTime.new.to_date
=> Mon, 01 Jan -4712
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shortcut for creating a Map from a List in groovy?
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120
I've recently came across the need to do exactly that: converting a list into a map. This quest...
How do you clear the focus in javascript?
...you want, use document.activeElement.blur()
If you need to support Firefox 2, you can also use this:
function onElementFocused(e)
{
if (e && e.target)
document.activeElement = e.target == document ? null : e.target;
}
if (document.addEventListener)
document.addEventListene...
How to convert an IPv4 address into a integer in C#?
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21 Answers
21
Active
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Simple way to create matrix of random numbers
...er [0, 1).
>>> import numpy as np
>>> np.random.rand(2,3)
array([[ 0.22568268, 0.0053246 , 0.41282024],
[ 0.68824936, 0.68086462, 0.6854153 ]])
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How do you copy the contents of an array to a std::vector in C++ without looping?
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phoenix
3,20611 gold badge2727 silver badges3131 bronze badges
answered Nov 3 '08 at 17:38
Drew HallDrew Hall
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